中文名 | 1-羟基-2,3,4,7-四甲氧基山山酮 |
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英文名 | 1-Hydroxy-2,3,4,7-tetramethoxy-9H-xanthen-9-one |
英文别名 |
1-Hydroxy-2,3,4,7-tetramethoxy-9H-xanthen-9-one
9H-Xanthen-9-one, 1-hydroxy-2,3,4,7-tetramethoxy- 1-Hydroxy-2,3,4,7-tetramethoxyxanthone 1-hydroxy-2,3,4,7-tetramethoxyxanthen-9-one Xanthen-9-one, 1-hydroxy-2,3,4,7-tetramethoxy- |
描述 | 1-羟基-2,3,4,7-四甲氧基黄酮是黄酮的代谢产物,可在椭圆叶Halenia elliptica D.Don[1]中发现。 |
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相关类别 | |
参考文献 |
密度 | 1.3±0.1 g/cm3 |
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沸点 | 542.4±50.0 °C at 760 mmHg |
熔点 | 116-117℃ |
分子式 | C17H16O7 |
分子量 | 332.30 |
闪点 | 200.5±23.6 °C |
精确质量 | 332.089600 |
PSA | 87.36000 |
LogP | 1.48 |
外观性状 | 黄色粉末 |
蒸汽压 | 0.0±1.5 mmHg at 25°C |
折射率 | 1.594 |
储存条件 | 2-8℃,干燥,密闭 |
危害码 (欧洲) | Xi |
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海关编码 | 2932999099 |
~% 14103-09-4 |
文献:Phytochemistry (Elsevier), , vol. 40, # 4 p. 1265 - 1272 |
~81% 14103-09-4 |
文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 7 p. 1507 - 1510 |
~% 14103-09-4 |
文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 7 p. 1507 - 1510 |
~% 14103-09-4 |
文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 7 p. 1507 - 1510 |
~% 14103-09-4 |
文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 7 p. 1507 - 1510 |
~% 14103-09-4 |
文献:Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 7 p. 1507 - 1510 |
上游产品 7 | |
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下游产品 0 |
海关编码 | 2932999099 |
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中文概述 | 2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
申报要素 | 品名, 成分含量, 用途 |
Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |